import { defineStore } from "pinia";

import type { reqCategoryType } from "@/api/attr";
import {
  requestCategory1,
  requestCategory2,
  requestCategory3,
} from "@/api/attr";
import { ElMessage } from "element-plus";

//state的类型限制
interface storeType {
  categoryList1: reqCategoryType;
  categoryList2: reqCategoryType;
  categoryList3: reqCategoryType;
  category1Id: number | null;
  category2Id: number | null;
  category3Id: number | null;
}
const useAttrStore = defineStore("attr", {
  //state数据(categoryId在没有值的时候默认设置0,但是后来发现在select中使用的时候,必须要写null,所以我们改为null)
  state: (): storeType => {
    return {
      categoryList1: [],
      categoryList2: [],
      categoryList3: [],
      category1Id: null,
      category2Id: null,
      category3Id: null,
    };
  },
  getters: {},
  actions: {
    //请求一级分类数据
    async getCategory1() {
      try {
        //发送请求
        const result = await requestCategory1();
        //把一级分类的值赋值给state
        this.categoryList1 = result;
      } catch (e) {
        ElMessage.error("请求一级分类失败");
      }
    },

    // 请求二集分页数据
    async getCategory2(){
        try{
            const result=await requestCategory2(this.category1Id as number)
            this.categoryList2=result
        } catch(e){
            ElMessage.error('获取二级列表失败')
        }
    },

     // 请求二集分页数据
     async getCategory3(){
        try{
            const result=await requestCategory3(this.category2Id as number)
            this.categoryList3=result 
        } catch(e){
            ElMessage.error('获取二级列表失败')
        }
    }
  },
});

export default useAttrStore;